Tagged articles

Backend Patterns

2 articles · Page 1 of 1

Sep 29, 2026 · Backend Development

Spring Boot Retry Pitfall: Timeout ≠ Failure — Idempotency & Concurrency Fixes

The article explains why naive retries after timeouts cause duplicate orders in Spring Boot, demonstrating how to properly classify retryable exceptions, implement idempotency with stable request IDs, handle non-idempotent third-party APIs via query-before-retry, add concurrency limits with @ConcurrencyLimit, and separate concerns into Service, Gateway, and Client layers using Spring Framework 7's @Retryable.

Backend PatternsConcurrency LimitResilience

0 likes · 14 min read

Spring Boot Retry Pitfall: Timeout ≠ Failure — Idempotency & Concurrency Fixes

Java Backend Technology

Feb 27, 2018 · Backend Development

Mastering Large-Scale Website Architecture: 10 Essential Patterns Explained

This article outlines ten fundamental architecture patterns for high‑traffic websites—including layering, partitioning, distribution, clustering, caching, asynchronous processing, redundancy, automation, and security—explaining their goals, benefits, challenges, and best‑practice constraints to help engineers build scalable, reliable, and maintainable systems.

Backend PatternsCachingautomation

0 likes · 11 min read

Mastering Large-Scale Website Architecture: 10 Essential Patterns Explained